旬ごとの値
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札幌（石狩地方) 2017年（旬ごとの値） 詳細（気圧・降水量）
| 月 | 旬 | 気圧(hPa) | 降水量(mm) | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 現地 | 海面 | 合計 | 最大 | 各階級の日数 | ||||||||||||||||
| 平均 | 平均 | 最低 | 日 | 1時間 | 10分間 | ≧0.0mm | ≧0.5mm | ≧1.0mm | ≧10.0mm | ≧30.0mm | ≧50.0mm | ≧70.0mm | ≧100.0mm | |||||||
| 値 | 日 | 値 | 日 | 値 | 日 | 値 | 日 | |||||||||||||
| 上旬 | 1012.1 | 1015.4 | 1001.0 | 09 | 14.0 | 5.0 | 09 | 2.5 | 09* | 1.0 | 04 | 10 | 8 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1007.3 | 1010.7 | 997.5 | 12 | 16.5 | 6.0 | 12 | 1.5 | 12 | 0.5 | 20* | 9 | 8 | 6 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1011.8 | 1015.2 | 996.1 | 27 | 42.0 | 8.5 | 31 | 3.5 | 27 | 1.0 | 31* | 10 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1004.6 | 1007.9 | 998.1 | 10 | 14.0 | 6.0 | 02 | 1.5 | 01 | 0.5 | 08* | 6 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1008.7 | 1012.0 | 999.9 | 20 | 20.0 | 6.0 | 14 | 2.0 | 14 | 1.0 | 14 | 10 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1012.0 | 1015.3 | 993.9 | 23 | 23.5 | 7.0 | 26 | 2.5 | 25 | 1.0 | 25* | 7 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1003.8 | 1007.1 | 996.4 | 07 | 11.0 | 4.0 | 03 | 2.0 | 08* | 1.0 | 10* | 9 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1014.6 | 1017.9 | 1012.5 | 16 | 11.0 | 9.0 | 11 | 3.0 | 11 | 1.0 | 11 | 5 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1011.9 | 1015.2 | 1003.4 | 22 | 53.5 | 19.0 | 23 | 3.5 | 23 | 1.0 | 30* | 9 | 8 | 4 | 3 | 0 | 0 | 0 | 0 | |
| 上旬 | 1011.7 | 1014.9 | 1003.1 | 07 | 1.5 | 1.5 | 06 | 0.5 | 06 | 0.5 | 06 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1000.6 | 1003.7 | 986.1 | 18 | 44.5 | 28.5 | 18 | 7.5 | 18 | 2.0 | 18 | 7 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1006.7 | 1009.9 | 998.2 | 27 | 19.5 | 10.0 | 22 | 4.0 | 25 | 2.0 | 25 | 9 | 6 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1009.2 | 1012.3 | 997.2 | 07 | 2.0 | 1.0 | 08 | 1.0 | 08 | 0.5 | 08* | 6 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1008.2 | 1011.4 | 1002.4 | 11 | 11.0 | 7.0 | 11 | 2.5 | 16* | 1.0 | 16* | 5 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1005.7 | 1008.8 | 1002.3 | 31 | 44.5 | 34.5 | 27 | 8.0 | 27 | 2.0 | 28* | 8 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | |
| 上旬 | 1001.7 | 1004.8 | 993.8 | 02 | 67.5 | 31.5 | 01 | 7.5 | 01 | 2.0 | 10* | 9 | 7 | 7 | 2 | 1 | 0 | 0 | 0 | |
| 中旬 | 1007.3 | 1010.4 | 1001.3 | 11 | 12.0 | 7.0 | 11 | 5.0 | 11 | 2.0 | 11 | 6 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1004.6 | 1007.7 | 998.3 | 22 | 89.0 | 44.5 | 22 | 10.5 | 22 | 3.0 | 25 | 9 | 4 | 4 | 3 | 1 | 0 | 0 | 0 | |
| 上旬 | 1003.9 | 1006.9 | 1001.2 | 01 | 5.0 | 2.5 | 01 | 2.5 | 01 | 2.0 | 01 | 6 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1004.3 | 1007.3 | 1004.4 | 16* | 39.0 | 32.0 | 16 | 26.5 | 16 | 14.0 | 16 | 7 | 4 | 3 | 1 | 1 | 0 | 0 | 0 | |
| 下旬 | 1005.2 | 1008.2 | 1000.2 | 24 | 31.5 | 15.5 | 22 | 10.5 | 22 | 3.5 | 22 | 5 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 1004.6 | 1007.7 | 1000.5 | 08 | 4.5 | 4.0 | 09 | 3.0 | 09 | 1.0 | 09 | 5 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1008.7 | 1011.8 | 1005.1 | 11 | 28.5 | 27.5 | 12 | 7.0 | 12 | 2.5 | 12 | 6 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1004.7 | 1007.7 | 993.0 | 25 | 45.5 | 34.0 | 22 | 10.0 | 22 | 5.0 | 22 | 9 | 4 | 4 | 1 | 1 | 0 | 0 | 0 | |
| 上旬 | 1007.5 | 1010.6 | 1003.9 | 07 | 6.0 | 5.0 | 10 | 2.0 | 10 | 0.5 | 10* | 4 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1006.8 | 1009.9 | 977.1 | 18 | 126.5 | 67.5 | 18 | 16.0 | 18 | 4.5 | 18 | 9 | 6 | 5 | 3 | 1 | 1 | 0 | 0 | |
| 下旬 | 1008.7 | 1011.8 | 1002.6 | 21 | 54.5 | 38.5 | 23 | 23.0 | 23 | 7.0 | 23 | 8 | 5 | 5 | 2 | 1 | 0 | 0 | 0 | |
| 上旬 | 1016.0 | 1019.2 | 1009.1 | 03 | 15.5 | 6.5 | 10 | 3.0 | 10* | 1.5 | 04 | 7 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1018.7 | 1022.0 | 1007.8 | 12 | 23.5 | 14.0 | 17 | 5.5 | 17 | 2.0 | 17 | 8 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1012.7 | 1015.9 | 991.0 | 30 | 75.0 | 29.5 | 30 | 8.5 | 29 | 2.0 | 30* | 7 | 4 | 4 | 3 | 0 | 0 | 0 | 0 | |
| 上旬 | 1011.9 | 1015.1 | 999.9 | 10 | 31.0 | 11.0 | 09 | 4.0 | 09 | 1.5 | 09* | 8 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1006.8 | 1010.1 | 983.5 | 11 | 72.5 | 27.0 | 18 | 5.0 | 18 | 1.5 | 19* | 9 | 8 | 7 | 3 | 0 | 0 | 0 | 0 | |
| 下旬 | 1012.7 | 1016.1 | 1003.3 | 23 | 25.5 | 7.5 | 24 | 4.0 | 29 | 1.5 | 29 | 9 | 7 | 6 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1011.7 | 1015.0 | 1003.4 | 05 | 37.5 | 18.0 | 05 | 3.5 | 08 | 1.0 | 08* | 10 | 6 | 4 | 2 | 0 | 0 | 0 | 0 | |
| 中旬 | 1008.4 | 1011.7 | 996.2 | 11 | 17.5 | 8.0 | 11 | 2.5 | 11 | 1.0 | 11 | 9 | 7 | 6 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1007.0 | 1010.3 | 977.8 | 25 | 22.0 | 7.0 | 26 | 1.5 | 28 | 0.5 | 31* | 11 | 10 | 7 | 0 | 0 | 0 | 0 | 0 | |